3.
The Sisterhood Of The Traveling Pants series by Ann Brashares.
6.
The Twilight series by Stephenie Meyer.
7.
Sugar Rush by Julie Burchill.
8.
The Mates, Dates series by Cathy Hopkins.
9.
The Two Of A Kind series by Mary-Kate and Ashley.
10.
The Truth, Dare, Kiss, Promise series by Cathy Hopkins.
11.
The Confessions of Georgia Nicolson series by Louise Rennison.
12.
The Girls series by Jacquline Wilson.
13.
The Gossip Girl series by Cecily von Ziegesar.